Home / 87,544,103.86-131,314,061.73-28,456,409.96

Finding the Fourth Proportional to 87,544,103.86, 131,314,061.73 and 28,456,409.96

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Solution

The fourth proportional to 87,544,103.86, 131,314,061.73 and 28,456,409.96 is: 42,683,934.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,544,103.86 : 131,314,061.73 = 28,456,409.96 : x
  2. Step 2: Convert to fraction form
    87,544,103.86/131,314,061.73 = 28,456,409.96/x
  3. Step 3: Cross multiply
    87,544,103.86x = 131,314,061.73 × 28,456,409.96
  4. Step 4: Simplify right side
    87,544,103.86x = 3,736,726,773,445,056.50
  5. Step 5: Solve for x
    x = 3,736,726,773,445,056.50/87,544,103.86
  6. Step 6: Final answer
    x = 42,683,934.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.